FR1545782A - Device for plotting isotherms in an optical exploration apparatus by means of infrared rays - Google Patents

Device for plotting isotherms in an optical exploration apparatus by means of infrared rays

Info

Publication number
FR1545782A
FR1545782A FR122249A FR122249A FR1545782A FR 1545782 A FR1545782 A FR 1545782A FR 122249 A FR122249 A FR 122249A FR 122249 A FR122249 A FR 122249A FR 1545782 A FR1545782 A FR 1545782A
Authority
FR
France
Prior art keywords
isotherms
plotting
infrared rays
exploration apparatus
optical exploration
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired
Application number
FR122249A
Other languages
French (fr)
Inventor
Michel Jatteau
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Electronique & Physique
Laboratoires dElectronique Philips SAS
Original Assignee
Electronique & Physique
Laboratoires dElectronique et de Physique Appliquee
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Electronique & Physique, Laboratoires dElectronique et de Physique Appliquee filed Critical Electronique & Physique
Priority to FR122249A priority Critical patent/FR1545782A/en
Priority to NL6813539A priority patent/NL6813539A/xx
Priority to NO3749/68A priority patent/NO123539B/no
Priority to SE12795/68A priority patent/SE339338B/xx
Priority to AT923268A priority patent/AT290165B/en
Priority to ES358462A priority patent/ES358462A1/en
Priority to DE1762927A priority patent/DE1762927C3/en
Priority to BE721336D priority patent/BE721336A/xx
Priority to DK458868AA priority patent/DK137259B/en
Priority to GB45357/68A priority patent/GB1224670A/en
Priority to US00762480A priority patent/US3711642A/en
Application granted granted Critical
Publication of FR1545782A publication Critical patent/FR1545782A/en
Expired legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N5/00—Details of television systems
    • H04N5/30—Transforming light or analogous information into electric information
    • H04N5/33—Transforming infrared radiation
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N5/00—Details of television systems
    • H04N5/30—Transforming light or analogous information into electric information
FR122249A 1967-09-26 1967-09-26 Device for plotting isotherms in an optical exploration apparatus by means of infrared rays Expired FR1545782A (en)

Priority Applications (11)

Application Number Priority Date Filing Date Title
FR122249A FR1545782A (en) 1967-09-26 1967-09-26 Device for plotting isotherms in an optical exploration apparatus by means of infrared rays
NL6813539A NL6813539A (en) 1967-09-26 1968-09-21
SE12795/68A SE339338B (en) 1967-09-26 1968-09-23
AT923268A AT290165B (en) 1967-09-26 1968-09-23 Isodensity line recorder
NO3749/68A NO123539B (en) 1967-09-26 1968-09-23
ES358462A ES358462A1 (en) 1967-09-26 1968-09-24 Circuitry for displaying isodensity lines in an image
DE1762927A DE1762927C3 (en) 1967-09-26 1968-09-24 Device for displaying isodensity lines on the screen of a picture tube
BE721336D BE721336A (en) 1967-09-26 1968-09-24
DK458868AA DK137259B (en) 1967-09-26 1968-09-24 Apparatus for reproducing isodensity lines on the screen of a picture tube.
GB45357/68A GB1224670A (en) 1967-09-26 1968-09-24 Displaying isodensity lines
US00762480A US3711642A (en) 1967-09-26 1968-09-25 Circuitry for displaying isodensity lines in an image

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR122249A FR1545782A (en) 1967-09-26 1967-09-26 Device for plotting isotherms in an optical exploration apparatus by means of infrared rays

Publications (1)

Publication Number Publication Date
FR1545782A true FR1545782A (en) 1968-11-15

Family

ID=8638973

Family Applications (1)

Application Number Title Priority Date Filing Date
FR122249A Expired FR1545782A (en) 1967-09-26 1967-09-26 Device for plotting isotherms in an optical exploration apparatus by means of infrared rays

Country Status (11)

Country Link
US (1) US3711642A (en)
AT (1) AT290165B (en)
BE (1) BE721336A (en)
DE (1) DE1762927C3 (en)
DK (1) DK137259B (en)
ES (1) ES358462A1 (en)
FR (1) FR1545782A (en)
GB (1) GB1224670A (en)
NL (1) NL6813539A (en)
NO (1) NO123539B (en)
SE (1) SE339338B (en)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4669466A (en) * 1985-01-16 1987-06-02 Lri L.P. Method and apparatus for analysis and correction of abnormal refractive errors of the eye

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3005045A (en) * 1956-02-10 1961-10-17 William J Shanahan Video quantizing and contour level apparatus
DE1039842B (en) * 1957-08-14 1958-09-25 Rudol Hell Dr Ing Process for the artificial increase of contrast on tone value cracks and contours in clichés to be produced by means of electronic cliché machines
US3354266A (en) * 1964-05-25 1967-11-21 North American Aviation Inc Isophote converter

Also Published As

Publication number Publication date
BE721336A (en) 1969-03-24
SE339338B (en) 1971-10-04
NO123539B (en) 1971-12-06
DE1762927A1 (en) 1970-12-23
DK137259C (en) 1978-07-10
DE1762927C3 (en) 1979-06-07
NL6813539A (en) 1969-03-28
DK137259B (en) 1978-02-06
GB1224670A (en) 1971-03-10
US3711642A (en) 1973-01-16
AT290165B (en) 1971-05-25
ES358462A1 (en) 1970-05-16
DE1762927B2 (en) 1976-03-25

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